AMD A8 4557M 

Released March, 2013
  • 1.9 GHz
  • Quad core

Features Key features of the AMD A8 4557M

clock speed

A8 4557M
1.9 GHz
A8 5557M
2.1 GHz
Core i5 3317U
1.7 GHz

turbo clock speed

A8 4557M
2.8 GHz
A8 5557M
3.1 GHz
Core i5 3317U
2.6 GHz

L2 cache

A8 4557M
4 MB
Core i5 3317U
0.5 MB
A8 5557M
4 MB

overclocked clock speed (air)

A8 4557M
2.8 GHz
Core i5 3317U
2.41 GHz
A8 5557M
3.1 GHz

overclocked clock speed (water)

A8 4557M
2.8 GHz
Core i5 3317U
1.6 GHz
A8 5557M
3.1 GHz

TDP

A8 4557M
35W
A8 5557M
35W

Specifications Full list of technical specs

summary

Clock speed 1.9 GHz
Turbo clock speed 2.8 GHz
Cores Quad core

features

Has a NX bit Yes
Has virtualization support Yes
Instruction set extensions
  1. MMX
  2. AES
  3. SSE
  4. SSE2
  5. SSE4a
  6. SSE4.1
  7. SSE3
  8. Supplemental SSE3
  9. SSE4.2
  10. SSE4
Supports dynamic frequency scaling Yes

details

Threads 4 threads
L2 cache 4 MB
L2 cache per core 1 MB/core
Manufacture process 32 nm
Max CPUs 1

overclocking

Overclocked clock speed 2.8 GHz
Overclocked clock speed (Water) 2.8 GHz
Overclocked clock speed (Air) 2.8 GHz

power consumption

TDP 35W
Annual home energy cost 8.43 $/year
Typical power consumption 28.44W
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